December Weather in Blanchardstown, Ireland

Last updated: March 17, 2025

December in Blanchardstown, Ireland, presents a chilly and damp climate, characterized by a maximum temperature of 13°C (56°F) and an average of 7°C (44°F). While the region enjoys the occasional milder day, temperatures can plunge to a brisk minimum of -3°C (27°F). Rainfall is prevalent, with 83 mm (3.3 in) accumulated over 14 days, underscoring the month's high humidity at 84%. Residents and visitors are advised to bundle up and prepare for frequent showers, as December showcases the typical winter charm of Ireland.

December Temperature in Blanchardstown

As December arrives in Blanchardstown, the chill of winter begins to settle in, with temperatures reflecting a cozy yet brisk atmosphere. The minimum temperature hovers around -3°C (27°F), signaling that the colder days are upon us, while the average temperature sits at a crisp 7°C (44°F), providing a refreshing backdrop for the holiday season. With a maximum reaching 13°C (56°F), there's a noticeable decrease from the milder temperatures earlier in the year, but the charm of winter in this vibrant town makes it an inviting time to explore. Overall, December wraps up the year with a gentle reminder of the changing seasons, encouraging both locals and visitors alike to embrace the beauty of winter in Ireland.

December Weather in Blanchardstown: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Blanchardstown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434445485358616057524644
Data source: Temperature data for Blanchardstown generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Blanchardstown

December in Blanchardstown, Ireland, experiences a noteworthy precipitation total of 83 mm (3.3 in), falling closely in line with late autumn trends. This month sees a slight decrease from November's 84 mm, yet it continues the pattern of frequent rain with approximately 14 rainy days. The wettest months generally peak in late summer and early autumn, but as December rolls in, precipitation remains robust, illustrating the region's characteristic embrace of moisture-laden weather. Overall, while the rain might not be as pronounced as in the preceding months, the consistent levels signify a steadfast transition into winter, with each drop contributing to the lush, green landscapes that Ireland is celebrated for.

December Precipitation Trends in Blanchardstown

The chart displays monthly precipitation patterns in Blanchardstown, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec517474456470719467758483
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Blanchardstown

In Blanchardstown, Ireland, December brings a slight dip in humidity, with levels averaging 84%. This marks a continuation of a trend observed throughout the year, where humidity fluctuated minimally, primarily hovering between 83% and 87%. Notably, the months of October and July recorded the highest humidity at 87% and 86%, respectively, while May was the driest month, falling to 83%. Overall, December's humidity sees a decline as winter settles in, reflecting the region's characteristic dampness that persists through the colder months, yet remains comfortably lower than the peak in autumn.

December Average Humidity in Blanchardstown

This chart illustrates the average monthly humidity levels in Blanchardstown, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Blanchardstown

As the year winds down, December in Blanchardstown brings a return to lower UV levels, with an index rating of 1 falling into the low exposure category. This decline follows several months of heightened UV intensity, particularly during the summer, when indices peaked at 8 in June and July, suggesting a marked difference in sun safety considerations throughout the year. With a comfortable burn time of 45 minutes, December offers ample opportunity to enjoy the outdoors with minimal concern for sunburn. This trend of lower UV exposure in winter is consistent, as both January and November also feature low UV indices, making it essential to adapt sun protection practices seasonally. For more detailed insights, check out Blanchardstown UV Index.

Maximum UV Index Levels in Blanchardstown for December

The chart shows the monthly maximum UV Index (UVI) for Blanchardstown in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Blanchardstown December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Blanchardstown

In Blanchardstown, Ireland, the December sunshine paints a striking contrast to the brighter months of the year, contributing just 91 hours of daylight. This marks a notable dip from the bustling 385 hours in May and the steady 308 hours in April, showcasing the natural ebb and flow of seasonal light. As the year winds down, the sunshine can feel scarce compared to the summer peak, with figures dropping significantly in the latter part of the year: 226 hours in October and 114 hours in November. December serves as a reminder that as the days grow shorter, the warmth of sunlight becomes even more cherished, urging residents to embrace the cozy charms of winter while looking forward to the return of longer, brighter days ahead.

Monthly Sunshine Duration in Blanchardstown: December Highlighted

The December sunshine duration represents the total number of hours Blanchardstown experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec80h145h190h308h385h379h377h329h288h226h114h91h
Data source: Blanchardstown December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Blanchardstown During December

In Blanchardstown, Ireland, the chances of sunny weather in December stand at 22%, reflecting a consistent trend of relatively limited sunshine during the winter months. As the year progresses, the likelihood of sunny days fluctuates, with the April peak at 41% offering a hopeful glimpse into spring. However, as the landscape transforms into winter, the sunshine percentages dip, particularly noticeable in October at 18% and January holding a modest 27%. December's 22% indicates a slight improvement compared to the autumn months, suggesting that while sunshine is scarce, it's not entirely out of reach as the year winds down.

Percentage of Sunny Days in December in Blanchardstown

The chart illustrates the percentage of sunny days in Blanchardstown throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Blanchardstown experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%21%20%42%32%22%28%23%20%18%26%22%
Data source: Blanchardstown December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Blanchardstown in December

In Blanchardstown, Ireland, the daylight duration follows a clear seasonal rhythm, reaching its peak in the height of summer. June and July bask in 16 hours of sunlight, providing ample time to enjoy the great outdoors. As the year progresses into August, daylight begins to wane, gradually dropping to 14 hours. The transition into autumn brings shorter days, with October offering 10 hours, and by November, we see a further decrease back to 8 hours. The shortest month, December, records just 7 hours of daylight, marking the depths of winter. This annual cycle highlights the contrast between the vibrant long days of summer and the cozy, brief daylight of winter, shaping the rhythm of life in this charming Irish town.

Average Daylight Hours in Blanchardstown for December

The chart illustrates the variation in daylight duration in Blanchardstown throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 6m9h 48m11h 54m14h 2m15h 55m16h 55m16h 23m14h 41m12h 37m10h 30m8h 35m7h 32m
Data source: Blanchardstown daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Blanchardstown

As December rolls in Blanchardstown, Ireland, the wind begins to strengthen, averaging 4.4 m/s (10 mph)—a slight increase from November's similar pace. This month stands out as the final breath of autumn winds before winter settles in, echoing trends noted from earlier months. After a steady decline through the summer, where July recorded the gentlest breezes at 2.6 m/s (6 mph), the autumn breeze has seen a resurgence, with wind speeds climbing back up to their late-year highs. Compared to the spring months, where fluctuations kept the average under 4.5 m/s, December offers a taste of the brisk, invigorating winds typical of the Irish winter, preparing the landscape for the chill of January ahead.

Average December Wind Speed in Blanchardstown

The chart displays monthly wind speed patterns in Blanchardstown, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.44.43.13.63.42.63.33.34.34.34.4 m/s
Data source: Blanchardstown December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Blanchardstown Compares to Other Months

The weather in Blanchardstown changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Blanchardstown and find detailed weather information for every month.

In December, the weather features a mild average temperature of 7°C (44°F), with a minimum of -3°C (27°F) and a maximum of 13°C (56°F). This month sees a relatively high level of precipitation at 83 mm (3.3 in), occurring over 14 days, and maintains a humidity level of 84%.

Conversely, January experiences slightly cooler temperatures, with an average of 6°C (43°F), a minimum of -5°C (24°F), and a maximum of 14°C (58°F). Precipitation decreases to 50 mm (2.0 in) spread over 10 days, and humidity remains similar at 85%. For a detailed overview, you can check Blanchardstown weather in January.

In December, temperatures range from a chilly minimum of -3°C (27°F) to a more pleasant maximum of 13°C (56°F), with an average of 7°C (44°F). The month sees significant rainfall, totaling 83 mm (3.3 in) over approximately 14 days, along with a humidity level of 84%. In contrast, February offers slightly warmer conditions, with temperatures varying from -3°C (27°F) to a maximum of 16°C (61°F), averaging 6°C (44°F). Precipitation in February is somewhat lower at 74 mm (2.9 in) over the same number of rainy days, accompanied by a marginally higher humidity of 86%. For a detailed look, you can visit Blanchardstown weather in February.

In comparing the weather of December and March, we find notable similarities and differences. December typically experiences slightly milder temperatures with a minimum of -3°C (27°F) and a maximum of 13°C (56°F), while March can reach warmer highs of 17°C (63°F), despite having a colder minimum of -4°C (24°F). Both months share an average temperature of around 7°C (45°F). Precipitation is also prominent in both seasons, with December receiving 83 mm (3.3 in) over 14 days and March slightly less at 74 mm (2.9 in) but over a greater number of days (16). Humidity remains high in both months, peaking at 84% in December and 86% in March. For an in-depth look at the climate conditions in March, visit Blanchardstown weather in March.

Comparing the weather of December and April reveals some notable differences. In December, temperatures range from a minimum of -3°C (27°F) to a maximum of 13°C (56°F), with an average of 7°C (44°F). This month sees a higher level of precipitation at 83 mm (3.3 in) over 14 days, accompanied by relatively high humidity at 84%. In contrast, April experiences milder conditions, with temperatures ranging from -2°C (28°F) to a warmer maximum of 21°C (70°F) and an average of 9°C (48°F). Precipitation is lower in April at 45 mm (1.8 in) over 10 days, alongside a slight increase in humidity at 85%. For more detailed information, you can check Blanchardstown weather in April.

In December, the weather tends to be colder, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 13°C (56°F) and an average of 7°C (44°F). The month experiences higher precipitation, totaling 83 mm (3.3 in) over about 14 days, coupled with an elevated humidity level of 84%. In contrast, May brings a noticeable warming trend, with temperatures varying from a minimum of -1°C (31°F) to a balmy maximum of 24°C (75°F) and an average temperature of 12°C (53°F). Precipitation in May is lighter, at 64 mm (2.5 in) over around 12 days, while humidity remains similar at 83%. Overall, May offers a more pleasant climate compared to the chilly and damp conditions of December. For more details, you can check Blanchardstown weather in May.

In December, the weather is characterized by cooler temperatures, with lows dipping to -3°C (27°F) and averages around 7°C (44°F). The month sees about 83 mm (3.3 in) of precipitation over 14 days, contributing to a high humidity level of 84%. In contrast, June brings a significant warming trend, with minimum temperatures starting at 6°C (42°F) and average highs reaching 15°C (59°F). The month typically experiences less rainfall, with 70 mm (2.8 in) spread over approximately 13 days, coupled with a slightly higher humidity of 85%. This clear seasonal shift highlights the transition from winter’s chill to the more temperate and pleasant conditions of early summer. For more detailed information, you can check Blanchardstown weather in June.

December and July exhibit strikingly different weather patterns. In December, the average temperatures range from a chilly -3°C (27°F) to a mild 13°C (56°F), with significant precipitation totaling 83 mm (3.3 in) over about 14 days, contributing to a high humidity level of 84%. In contrast, July boasts much warmer temperatures, with averages between 7°C (45°F) and a maximum of 28°C (83°F). While July experiences less rainfall at 71 mm (2.8 in) and precipitation on 12 days, it maintains a slightly higher humidity of 86%. For more specific information, you can check Blanchardstown weather in July.

December and August present contrasting weather conditions. In December, temperatures are considerably cooler, ranging from a minimum of -3°C (27°F) to a maximum of 13°C (56°F), with an average temperature of 7°C (44°F). The month experiences 83 mm (3.3 in) of precipitation over about 14 days, contributing to a high humidity of 84%. In contrast, August boasts milder temperatures, with lows of 7°C (45°F) and highs reaching 24°C (75°F), averaging 16°C (60°F). Although August is slightly wetter, with 94 mm (3.7 in) of rain across 17 days, it maintains a similar humidity level of 85%. For more details on the climate during this month, check out Blanchardstown weather in August.

December and September present quite contrasting weather conditions. In December, temperatures range from a chilly minimum of -3°C (27°F) to a mild maximum of 13°C (56°F), with an average of 7°C (44°F). The month is characterized by relatively high precipitation of 83 mm (3.3 in) over approximately 14 days and elevated humidity levels at 84%. In contrast, September enjoys warmer temperatures, with a minimum of 2°C (37°F) and a comfortable maximum of 23°C (74°F), averaging around 14°C (57°F). Precipitation for September is lower at 67 mm (2.6 in) across about 13 days, and humidity is slightly higher at 86%. For more details on the weather conditions in September, you can visit Blanchardstown weather in September.

In December, temperatures drop significantly compared to October, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 13°C (56°F), compared to October's milder range of 0°C (33°F) to 20°C (68°F). Both months experience similar levels of precipitation, with December receiving 83 mm (3.3 inches) over 14 days and October slightly less at 75 mm (3.0 inches) over 13 days. Humidity remains high in both months, with December at 84% and October at 87%, although October feels noticeably warmer due to its higher average temperature. For a detailed perspective on the weather during October, you can visit Blanchardstown weather in October.

In comparing the weather between December and November, both months exhibit relatively mild temperatures, with December experiencing slightly cooler conditions overall. December's average temperature hovers around 7°C (44°F), while November averages at 8°C (47°F), with maximum temperatures in December reaching 13°C (56°F), compared to November's 15°C (60°F). Precipitation levels remain similar, with 83 mm (3.3 in) in December and 84 mm (3.3 in) in November, and both months see nearly equal days of precipitation—14 days for December and 13 for November. Humidity is also a touch higher in December at 84%, compared to 86% in November. For more detailed insights on November weather, you can refer to Blanchardstown weather in November.

Compare Blanchardstown's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Blanchardstown

As December unfolds in Blanchardstown, it presents a marked contrast to the milder months preceding it. With temperatures dipping and an increase in precipitation, the month is characterized by chilly conditions and damp atmospheres, with an average humidity of 84% that adds to the wintery feel. Unlike the warmer months, where sunshine is more prevalent, December features its fair share of rain, contributing to the 14 days of precipitation that can be expected. This significant shift in weather makes for a cozy yet crisp experience, perfect for enjoying seasonal festivities. For an in-depth look at how December's weather compares to other months in Blanchardstown, visit Blanchardstown Climate.